efi_loader: return type efi_console_register()

Use a return type that can encompass the return value.

This fixes CoverityScan CID 184090.

Reported-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>

include/efi_loader.h

@@ -236,7 +236,7 @@ efi_status_t efi_root_node_register(void);
 /* Called by bootefi to initialize runtime */
 efi_status_t efi_initialize_system_table(void);
 /* Called by bootefi to make console interface available */
-int efi_console_register(void);
+efi_status_t efi_console_register(void);
 /* Called by bootefi to make all disk storage accessible as EFI objects */
 efi_status_t efi_disk_register(void);
 /* Create handles and protocols for the partitions of a block device */

lib/efi_loader/efi_console.c

@@ -1045,8 +1045,10 @@ static void EFIAPI efi_key_notify(struct efi_event *event, void *context)
  * efi_console_register() - install the console protocols
  *
  * This function is called from do_bootefi_exec().
+ *
+ * Return:	status code
  */
-int efi_console_register(void)
+efi_status_t efi_console_register(void)
 {
 	efi_status_t r;
 	struct efi_object *efi_console_output_obj;